Grommets are tiny tubes that can be inserted into the eardrums to treat conditions that affect the middle ear, such as recurrent middle ear infections and glue ear.Glue ear, also known as otitis media with effusion, is a persistent build-up of fluid in the middle ear that can cause hearing problems.rommets are tiny tubes that can be inserted into the eardrums to treat conditions that affect the middle ear, such as recurrent middle ear infections and glue ear.
1 On average, UPC code can cost anywhere between $7.95 and $250. 2  GS1 will charge you $250 for 10 unique products with a yearly renewal rate of $50.3  However, in order to receive a UPC code, you will need to pay at least $750 for the initial fee and at least $150 a year to keep your membership active. Membership costs begin at $250 and can be as high as $750 for the initial charges. 2  There is an annual renewal fee starts at $50 up to $150. 3  The fees depend upon the number of unique items you sell. 4  There are lots of barcode hardware and software available.
In order for your retailer to properly identify your products in their inventory system, a different UPC barcode is required for each product. For example, if you are selling two flavors of bottled water in small, medium, and large, then you will need six different UPC codes.his number is then looked up within the retailer's inventory system to find the corresponding product name and price that you provided them with when you signed your agreement for them to carry your product. In short, the UPC is a 12-digit unique code for your product represented by scannable bars.